body {
  background-color: #F6F6F6;
}
header {
}
header .header-top {
  margin: 0 auto;
  width: 1140px;
}

header .logo {
  padding: 30px 0;
}

header nav {
  background-color: #96B97D;
}

header .search-bar{
  background-color: #EEEFED;
  padding: 5px;
  margin-top: 25px;
}

header .search-bar input {
  font-size: 16px;
  border: 1px solid #ddd;
  padding: 10px;
  outline: none;
  width: 400px;
}
nav ul{
  width: 1140px;
  margin: 0 auto;
}
nav ul li {
  float: left;
}

.center {
  width: 1140px;
  margin: 0 auto;
}

nav ul li._c {
  position: relative;
}

/*nav ul li._c i{
  display: inline-block;
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 20px;
  height: 20px;
  line-height: 20px;
  text-align: center;
  margin-left: -10px;
  color: white;
}*/

nav ul li._c:after {
  content: "";
  display: block;
  position: absolute;
  border: 10px solid transparent;
  border-bottom-color: white;
  left: 50%;
  bottom: 0;
  margin-left: -10px;
}

nav ul li a{
  display: block;
  padding: 10px 15px;
  text-decoration: none;
  color: white;
  font-size: .8em;
}
nav ul li a:hover{
  color: #C2D6B4;
}

.main {
  margin: 0 auto;
  width: 1140px;
  padding-top: 20px;
  margin-bottom: 2rem;
}

.main .main-left{
  width: 260px;
  padding-right: 20px;
}

.main .main-body {
  padding-left:260px;
}

.main .main-body .main-body-inner{
  padding: 20px;
  float: left;
  width: 100%;
  border: 1px solid #EAEAEA;
  border-radius: 5px;
  background-color: white;
}

.main .main-left .menu {
  border: 1px solid #E4E4E4;
}

.main .main-left .menu h3{
  margin: 0;
  padding: 0;
  font-size: 1em;
  padding: 5px;
  color: #ADADAD;
  background: linear-gradient(#F3F3F3, #ECECEC);
}

.main .main-left .menu .menu-body ul li a{
  display: block;
  text-decoration: none;
  padding: 15px 5px;
  padding-left: 35px;
  border-bottom: 1px solid #EFEFEF;
  color: #333;
  background-image: url('../img/icon-external-link.png');
  background-size: 20px 20px;
  background-repeat: no-repeat;
  background-position: 8px 56%;
}

.main .main-left .menu .menu-body ul li:nth-child(2n) a{
  background-color: #FBFBFB;
}

.box .box-header {
  border-bottom: 1px solid #eaeaea;
  margin-bottom: 15px;
  font-weight: bold;
  font-size: 1.2em;
}

.box .box-body h4 {
  margin: 0;
  padding: 0;
}

.box .box-body ul li a {
  display: block;
}

.box .box-body ul li {
}

.main-body .box {
}

.course-list-item {
  float: left;
  width: 260px;
  margin-right: 10px;
  margin-bottom: 10px;
  background-color: #F6F6F6;
  height: 98px;
  overflow: hidden;
}

.course-list-item .course-list-item-title{
  font-weight: bold;
}

.course-list-item a{
  display: block;
  text-decoration: none;
  color: #333;
}

.course-list-item ._desc{
  font-size: .8em;
}

footer .center {
  padding: 3rem 5rem;
  height: 100%;
  position: relative;
}

.footer-link-wx {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  border-left: 1px solid #E4E4E4;
  padding-top: 3rem;
}

footer h5 {
  margin: 0;
}
footer .footer-link > .center > div {
  border-left: 1px solid #E4E4E4;
  padding-left:2rem;
}

footer ul li {
  list-style-type: square;
  list-style-position: inside;
  padding: .3rem 0;
}

footer ul li a {
  text-decoration: none;
  color: #555;
  font-size: .6em;
}

.footer-link {
  border-top: 1px solid #E4E4E4;
  border-bottom: 1px solid #E4E4E4;
  background-color: white;
}

footer h4 {
  margin-top: 0;
  margin-bottom: 1rem;
}

.footer-copyright {
  font-size: .8em;
  text-align: center;
  color: gray;
}

.fixbar {
  position: fixed;
  bottom: 3rem;
  right: 1rem;
  background-color: white;
  width: 2.6rem;
  text-align: center;
  border: 1px solid #eee;
  border-bottom: none;
}

.fixbar > div{
  height: 2.6rem;
  line-height: 2.6rem;
  border-bottom: 1px solid #EEEEEE;
}

.fixbar > div:nth-last-child(1){
  background-color: #96B97D;
  color: white;
}

.fixbar > div:nth-last-child(1):hover{
  background-color: #A2C18C;
}

.fixbar > div:nth-last-child(2){
  color: #64854C;
}

.fixbar > div:nth-last-child(2):hover{
  color: #96B97D;
}

.fixbar > div:first-child a{
  text-decoration: none;
  color: #64854C;
}

.fixbar i{
  font-size: 1.2rem;
}

.fixbar .fixbar-wx-follow {
  position: absolute;
  width: 10rem;
  height: 13rem;
  background-color: white;
  right: 2.6rem;
  bottom: -2.3rem;
  border: 1px solid #aaa;
  border-radius: .3rem;
  box-shadow: .2rem .2rem .2rem rgba(0,0,0,.2);
  color: #555;
  display: none;
}

.fixbar > div:nth-last-child(2):hover .fixbar-wx-follow{
  display: block;
}

.fixbar .fixbar-wx-follow:before, .fixbar .fixbar-wx-follow:after {
  content: "";
  display: block;
  position: absolute;
  right: -2rem;
  top: 50%;
  margin-top: -1rem;
  border: 1rem solid transparent;
}

.fixbar .fixbar-wx-follow:before {
  border-left-color: white;
  z-index: 2;
}

.fixbar .fixbar-wx-follow:after {
  border-left-color: gray;
  z-index: 1;
}
